Loudspeaker grill



FIG. 1 is a front perspective view of a loudspeaker grill showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image;

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

The broken line showing of a rear portion of the loudspeaker is for illustrative purposes only, and forms no part of the claimed design. 

The ornamental design for a loudspeaker grill, as shown and described. 